Tools & Wizards About Us
idp.univ-valenciennes.fr screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

idp.univ-valenciennes.fr

Page introuvable UPHF

Page Load Speed

1.5 sec in total

First Response

538 ms

Resources Loaded

884 ms

Page Rendered

110 ms

idp.univ-valenciennes.fr screenshot

About Website

Visit idp.univ-valenciennes.fr now to see the best up-to-date Idp Univ Valenciennes content for Algeria and also check out these interesting facts you probably never knew about idp.univ-valenciennes.fr

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Key Findings

We analyzed Idp.univ-valenciennes.fr page load time and found that the first response time was 538 ms and then it took 994 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

idp.univ-valenciennes.fr performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.2 s

99/100

10%

LCP (Largest Contentful Paint)

Value1.2 s

100/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.2 s

100/100

10%

Network Requests Diagram

idp.univ-valenciennes.fr

538 ms

tomcat.css

90 ms

tomcat.png

176 ms

bg-nav.png

94 ms

asf-logo.png

256 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that all of those requests were addressed to Idp.univ-valenciennes.fr and no external sources were called. The less responsive or slowest element that took the longest time to load (538 ms) belongs to the original domain Idp.univ-valenciennes.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 18.6 kB (40%)

Content Size

46.8 kB

After Optimization

28.2 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Idp.univ-valenciennes.fr main page is 46.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 5% of websites need less resources to load. Images take 30.0 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 9.3 kB

  • Original 11.2 kB
  • After minification 7.2 kB
  • After compression 1.9 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 4.0 kB, which is 36% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 9.3 kB or 83% of the original size.

Image Optimization

-16%

Potential reduce by 4.9 kB

  • Original 30.0 kB
  • After minification 25.2 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Idp Univ Valenciennes needs image optimization as it can save up to 4.9 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-80%

Potential reduce by 4.4 kB

  • Original 5.6 kB
  • After minification 3.6 kB
  • After compression 1.1 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Idp.univ-valenciennes.fr needs all CSS files to be minified and compressed as it can save up to 4.4 kB or 80% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

7

After Optimization

7

  • Images
  • CSS

The browser has sent 7 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Idp Univ Valenciennes. According to our analytics all requests are already optimized.

Network Requests Diagram

idp.univ-valenciennes.fr

idp.univ-valenciennes.fr

538 ms

tomcat.css

tomcat.css

90 ms

tomcat.png

tomcat.png

176 ms

bg-nav.png

bg-nav.png

94 ms

asf-logo.png

asf-logo.png

256 ms

bg-upper.png

bg-upper.png

180 ms

bg-button.png

bg-button.png

180 ms

bg-middle.png

bg-middle.png

180 ms

Accessibility Review

idp.univ-valenciennes.fr accessibility score

74

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

Best Practices

idp.univ-valenciennes.fr best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

idp.univ-valenciennes.fr SEO score

83

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Idp.univ-valenciennes.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it does not match the claimed English language. Our system also found out that Idp.univ-valenciennes.fr main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

idp.univ-valenciennes.fr

Open Graph description is not detected on the main page of Idp Univ Valenciennes. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: